public class Test {
    public static void fun(){
    int a=10;
        try{
        if(a==10){
            throw new CloneNotSupportedException();
        }
    }catch(CloneNotSupportedException e){
        e.printStackTrace();
        System.out.println("异常");
    }
}
    public static void main(String[] args) {
    fun();
    }
}
